*{
    margin: 0;
    padding: 0;
}
.main {
    width: 1200px;
    margin: 0 auto;
}
.top {
    height: 50px;
    background-color: #ccc;
}
.bottom {
    width: 1200px;
}
.left {
    margin-top: 5px;
    width: 200px;
    height: 320px;
    background-color: blue;
    float:left;
}
.right {
    margin-top: 5px;
    width: 980px;
    height: 698px;
    background-color: red;
    float: right;
    padding: 20px;
}
ul li{
    display: block;
    width: 200px;
    height: 80px;
    background-color: green;
    text-align: center;
    font-size: 18px;
    line-height: 80px;
    cursor: pointer;
}
.current {
    background-color: red;
}
.right {
    display: none;
}
.start,.end{
    width: 940px;
    height: 330px;
    background-color: purple;
}
.start {
    border-bottom: #ccc solid 1px;
}
.end {
    border-top: #ccc solid 1px;
}
.start h2,.end h2 {
    text-align: center;
    font-size: 32px;
}
.start_info,.end_info{
    width: 400px;
    text-align: center;
    margin: 40px auto;
    padding: 20px;
}
.start_info div,.end_info div {
    margin-bottom: 15px;
    font-size: 25px;
}
.start_info input,.end_info input{
    font-size: 15px;
    height: 28px;
    padding: 5px;
}
.start_info Button,.end_info Button{
    font-size: 20px;
    width: 80px;
    height: 30px;

}
.factor {
    width: 100%;
}
.factor_left,.factor_right  {
    display: inline-block;
}

.factor_left div,.factor_right div {
    margin-bottom: 10px;
    font-size: 18px;
    padding: 5px;
}
.factor_left input,.factor_right input {
    height: 20px;
    margin: 0 5px;
    font-size: 15px;
}
.factor_left Button,.factor_right Button {
    font-size: 14px;
    width: 50px;
    height: 20px;
    line-height: 20px;
    margin-left: 10px;
}
.play {
    width: 100%;
    height: 510px;
    background-color: #fff;
    margin-top: 10px;
    overflow: auto;
}

table {
    border-collapse: collapse;
    margin: 0 auto;
    text-align: center;
}
table td,table th {
    border: 2px solid #cad9ea;
    color: #666;
    height: 30px;
    padding: 5px 105px;
}
table thead th {
    background-color: #CCE8EB;
    font-size: 15px;
}
table tr:nth-child(odd) {
    background-color: #fff;
}
table tr:nth-child(even) {
    background-color: #F5FAFA;
}

.rule_info {
    width: 100%;
    background-color: green;
    text-align: center;
    padding: 20px;
    color: black;
    margin-top: 150px;
}
.rule_info input {
    width: 45px;
    height: 20px;
    margin: 0 5px;
    padding: 5px;
    font-size: 18px;
    text-align: center;
}
.rule_info div {
    font-size: 20px;
    margin: 10px 0;
}
.rule_sure {
    width: 100%;
    margin-top: 20px;
    background-color: green;
    text-align: center;
    padding: 20px;
}
.rule_sure button{
    width: 100px;
    height: 30px;
    margin-right: 20px;
    font-size: 20px;
    line-height: 30px;
}
